For the U.S., Kerry is to sign the agreement Friday and then President Obama will ratify it before he leaves office in December, a senior U.S. official told CBS News in a conference call this week.
Time Frame. The average dolphin species can stay underwater for as long as eight to 10 minutes; some can remain submerged while holding their breath for 15 minutes. Dolphins breathe through their blowhole, which has a muscular flap that covers it when they go under water, keeping water out of their lungs. Size.
How fast does an Atlantic bottlenose dolphin swim? On average, an Atlantic bottlenose dolphin will swim 5 - 6 feet/second and may even reach top speeds of over 25 feet/second. On average, an Atlantic bottlenose dolphin can hold its breath for 5 - 7 minutes. Because they are air-breathing mammals living in the water, dolphins cannot sleep the way that you and I can.